get_line.c
1.15 KB
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/**
* \file
*
* \author Georg Hopp
*
* \copyright
* Copyright © 2012 Georg Hopp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/types.h>
#include <string.h>
#include "tr/cbuf.h"
char *
TR_cbufGetLine(TR_Cbuf this, char ** line_end)
{
char * nl = TR_cbufMemchr(this, '\n');
char * ret = NULL;
if (NULL != nl) {
size_t len = TR_cbufAddrIndex(this, nl) + 1;
*line_end = nl - 1;
*nl = 0;
*(nl-1) = ('\r' == *(nl-1))? 0 : *(nl-1);
ret = TR_cbufGetRead(this);
TR_cbufIncRead(this, len);
}
return ret;
}
// vim: set ts=4 sw=4: